Base | Representation |
---|---|
bin | 110001011110… |
… | …110101011001 |
3 | 220102000100111 |
4 | 301132311121 |
5 | 11310040403 |
6 | 1142004321 |
7 | 215153233 |
oct | 61366531 |
9 | 26360314 |
10 | 12971353 |
11 | 735a62a |
12 | 44166a1 |
13 | 28c2175 |
14 | 1a19253 |
15 | 121356d |
hex | c5ed59 |
12971353 has 4 divisors (see below), whose sum is σ = 13057408. Its totient is φ = 12885300.
The previous prime is 12971351. The next prime is 12971359. The reversal of 12971353 is 35317921.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12971353 - 21 = 12971351 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12971351) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42801 + ... + 43102.
It is an arithmetic number, because the mean of its divisors is an integer number (3264352).
Almost surely, 212971353 is an apocalyptic number.
It is an amenable number.
12971353 is a deficient number, since it is larger than the sum of its proper divisors (86055).
12971353 is an equidigital number, since it uses as much as digits as its factorization.
12971353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86054.
The product of its digits is 5670, while the sum is 31.
The square root of 12971353 is about 3601.5764603851. The cubic root of 12971353 is about 234.9606271746.
The spelling of 12971353 in words is "twelve million, nine hundred seventy-one thousand, three hundred fifty-three".
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